MAICO ECA Piano Small Room Fans Instruction Manual

MAICO ECA Piano Small Room Fans

Unit Overview

Preface

Please read the instructions carefully before in-stalling and using for the first time. Follow the in-structions. Pass these instructions on to the owner for safekeeping.

Scope of delivery

• Fan
• Gasket
• Foam strip (only ECA piano H)
• Installation and operating instructions

Specialist installer qualifications

Installation may only be carried out by trained specialists who have the necessary knowledge and experience in ventilation engineering. The unit must be connected in accordance with the national technical approval.
Only a qualified electrician is permitted to work on the electrics. You are deemed a qualified elec-trician if you are familiar with the relevant stand- ards and guidelines, can competently and safely connect units to an electrical power supply in line with the Wiring diagram and are able to recognise and avoid risks and dangers associated with elec-tricity on the basis of your technical training and experience.

Intended use

The unit is used for extracting air from bathrooms, toilets, storage rooms, showrooms, cellars, of-fices, communal showers in clubhouses, fitness centres, changing rooms and similar rooms.

Operation is only permitted with:

• a fixed installation within buildings
• installation on walls or ceilings
• an air supply via shaft or duct
• electrical flush-mounted connections
  This unit is only intended for domestic use and similar purposes.

Safety instructions

General safety instructions

The unit must not be used in the following situations under any circumstances:

• DANGER Risk of combustion/fire from flammable materials, liquids or gases in the vicinity of the unit.
• Do not place any flammable materials, liquids or gases near the unit, which may ignite in the event of heat or sparks and catch fire.
• DANGER Explosive gases and dust may ignite and cause serious explosions or fire. Never use fan unit in an explosive atmosphere (risk of explosion).
• WARNING Risk from operating in single air extraction systems in accordance with DIN 18017-3.
• Fan does not satisfy the DIN 18017-3 standard. Do not use fan in systems in accordance with DIN 18017-3.
• WARNING Risk to health from chemicals or aggressive gases/vapours.
• Chemicals or aggressive gases/vapors may harm health, especially if they are distributed throughout the rooms by the unit.
• Never use unit to distribute chemicals or aggress-ive gases/vapours.
• NOTICE Damage to unit due to grease and oil vapours from range hoods.
• Grease and oil vapors from range hoods may contaminate the unit and air ducts and reduce ef-ficiency.
• Never use a unit to convey these substances.

Safety instructions regarding installation, operation, cleaning and maintenance

• DANGER Risks for children and people with reduced physical, sensory or mental cap-abilities or a lack of knowledge.

• Unit may only be installed, commissioned, cleaned and maintained by persons who can safely recognise and avoid the risks associated with this work.
  WARNING Risk of injury due to suction from unit and rotating impeller.

• Hair, clothing, jewellery etc. may be pulled into the unit if you get too close to it.

• During operation, always keep far enough away to prevent this from happening.

• WARNING Risk of injury if foreign objects are inserted into the unit.

• Do not insert any objects in the unit.

• NOTICE A fan that is not installed correctly may result in non-intended operation or im-permissible operation.

• Operation is only permitted with a correct installa-tion position, with mounted cover and external protective grille.

• The fan may be operated only if the protection against accidental contact with the impeller is guaranteed to be in accordance with DIN EN ISO 13857.

• WARNING Risk of injury and health risk in the event of changes or modifications or if components which are not permitted are used.

• The unit may only be operated with original com-ponents. Changes and modifications to the units are not permitted and release the manufacturer from any guarantee obligations and liability, e. g. if the housing is drilled at a point which is not permitted.

• WARNING Risk of injury when working at heights.

• Use appropriate climbing aids (ladders). Stability should be ensured, if necessary have the ladders steadied by a 2nd person.

• Ensure that you are standing securely and can-not lose your balance and that there is no one under the unit.

• DANGER Risk of death from carbon monoxide when operating with air-ventilated fireplaces.

• The maximum permitted pressure difference per residential unit is 4 Pa. The consent of a profes-sional chimney sweep is needed in all cases. Ensure sufficient supply air intake during opera-tion with an air-ventilated fireplace.

• DANGER Danger of electric shock when operating a fan which is damaged or not fully mounted.

• Before taking off the electronics cover, shut down all supply circuits (switch off mains fuse), secure against being accidentally switched back on and position a visible warning sign.

• Only operate the fan when it is completely in-stalled.

• Do not commission a damaged unit.

• DANGER Danger if the relevant regula-tions for electrical installations are not ob-served.

• Before installing the electrics, shut down all sup-ply circuits, deactivate the mains fuse and secure it so it cannot be switched back on. Attach a warning sign in a clearly visible place.

• Be sure to observe the relevant regulations for electrical installation; e.g. DIN EN 50110-1. In Germany, particularly observe VDE 0100, with the corresponding sections.

• A mains isolation device with contact openings of at least 3 mm at each pole is mandatory.

• Only connect unit to permanently wired electrical installation and with NYM-O or NYM-J cables, depending on the unit type, 3 x 1.5 mm² or 5 x 1.5 mm².

• The unit may only be operated using the voltage and frequency shown on the rating plate.

• Unit may be energized even when at a standstill and may be started up automatically by sensors, such as those for time delay or humidity etc. The degree of protection stated on the rating plate is only guaranteed if installation is under-taken correctly and if the connecting cable is cor-rectly guided through the cable grommet. The grommet must tightly seal the cable sheathing.

• With protection class I, connect the PE conductor and check the connection.

• CAUTION Exercise caution when hand-ling packaging materials.

• Observe applicable safety and accident preven-tion requirements. Store packaging material out of the reach of chil-dren (risk of suffocation).

Product information

ECA piano

• Small room fans for extracting air from rooms.
• Standard model.
• ECA piano with fixed internal grille.
• On/off with light switch or separate switch.
• Speed controllable.
• Required mains cable 5 x 1.5 mm².

ECA piano TC

• Small room fans for extracting air from rooms.
• Model with adjustable overrun time.
• ECA piano TC with fixed internal grille.
• Overrun time can be adjusted from 3 to 25 minutes (factory setting 6 minutes).
• On/off with light switch or separate switch.
• Not speed-controllable.
• Required mains cable 5 x 1.5 mm².

ECA piano H

• Small room fans for extracting air from rooms.

• Model with humidity control (automatic humidity function) and adjustable overrun time.

• ECA piano H with fixed internal grille.

• Barrier-free product as the fan switches itself on and off automatically.

• Switch-on humidity can be adjusted from 50 % r. h. to 90 % r.h. (factory setting 70% r.h.).

• With an additional switch, it is possible to switch manually. The fan then runs on for the set over-run time.

• Overrun time can be adjusted from 0.5 to 18 minutes (factory setting 12 minutes).

• Not speed-controllable.

• Required mains cable 3 x 1.5 mm². When using an optional switch, provide a 5 x 1.5 mm² mains cable.

• Automatic humidity function with priority.

• Humidity function depending on connection variant 1 or 2.

• Connection variant 1

  • Fan switches on automatically when the relat-ive room humidity in the area of the fan ex-ceeds the preset switching point. Switching off takes place after the humidity has fallen below the switching point and the set overrun time has elapsed. With additional switch
    “S1”,the fan can be switched off manually.

• Connection variant 2

  • Fan is turned on via the automatic humidity function, as in connection variant 1, or manu-ally (light switch). Note: With a relative room humidity over the switching point, the fan can no longer be switched off, not even with the light switch.
  • The fan switches off when the room humidity in the area of the fan is under the switching point and the overrun time has elapsed.

Technical data

Ambient conditions

• Permissible maximum temperature of air medium + 40 °C.
• Resistance to interference according to EN 55014-2 depending on pulse shape and energy component 1000 to 4000 V. If operating with fluorescent tubes, extra interference suppression measures are needed (L or C components or RC modules, protection diodes, varistors) be-cause these values may be exceeded.
• Recommendation: When operating on switches with a glow lamp, wire an X2 capacitor (220 nF/250 V) to zero. The capacitor is to be provided by the customer.
• Storage: Store unit exclusively in a dry location (-20 to +50 °C).

Technical data table

For more technical data rating plates.
For characteristic curves www.maico-ventil-atoren.com.

Preparation for installation

Wall

• Use mounting material suitable for base and of sufficient dimensions. Ensure sufficient supply air.

The prescribed minimum distances to the wall and the ceiling shown in the figure must be observed.

• Make sure the housing has a level base.
• Fit wall breakthrough or drill core hole. Min-imum diameter, 105 mm.
  • Recommendation: Fit WH 100 wall sleeve. Fit wall breakthrough with minimum dia-meter 115 mm.
• Lay power cable (flush-mounted) up to the installation location. For spacing, see figure Minimum distances.

Ceiling

1. Perform installation preparations as described in the chapter Wall
2. Prepare cover. Remove the cover before drilling the housing. Drill cover with suitable drill to avoid moisture and the formation of bacteria in the fan housing.
   NOTICE Danger of short-circuits and damage to unit if condensation builds up in the fan housing.
   Thermally insulate ventilation ducts properly. Allow for a condensation drain or condensate collector in the riser.

Duct

1. Deburr edges on the inside of the duct.
2. Perform installation preparations as described\ in Chapter Wall.

Housing

NOTICE Damage to unit/functional problems in the event of rubbing impeller. Do not fit flange sleeve either twisted or crushed. Make sure that the surface is flat.

1. Check rear of housing for the presence of a sealing ring and check that it is properly positioned.
2. ECA piano STANDARD, ECA piano TC: If necessary, use auxiliary materials (e.g. foam strip) for fixing in wall or duct. When doing so, maintain a minimum distance of 20 mm to the end of the socket! Do not tape over the attachment of the shutters (arrow). ECA piano H: Attach foam strip as described above. This is important so that the unit cannot draw in air from the outside.

Preparations for operation with speed controller

Only for ECA piano STANDARD.
Not permissible for ECA piano TC and H models.

1. Remove shutters.
2. STX speed controller from the Maico range of accessories.
   NOTICE The fan will stop and have functional problems if the output voltage on the speed controller is too low.
   Observe information in the speed controller operating instructions. Always set the minimum speed on the speed controller so that the motor starts up again after a power failure.

The technology used in the phase angle controller may cause humming noises

Installation and commissioning

Housing installation

NOTICE Damage to unit/functional problems in the event of rubbing impeller.
Do not fit flange sleeve either twisted or crushed.

Make sure that the surface is flat.

1. Guide the power cable into the terminal compartment.
2. Insert housing into wall breakthrough/wall sleeve and secure with two screws. Do not insert the housing such that it is twisted or crushed. Make sure you use mounting material which is sized for the purpose

Electrical connection

NOTICE Risk of damage to unit in the event of short-circuits.
Insulate PE conductor and individual cable cores\ that are not required.
Do not touch electric components.

1. Only lay single cable cores in the unit. Remove the power cable cladding and insulate the ends of the cable cores
2. Connect power cable to terminal block → Wiring diagrams [} 20].
3. ECA piano TC and H: Perform potentiometer settings → Position P in the Unit overview [} 12]

• ECA piano TC
  Set the overrun time with a potentiometer

  • P: factory setting approx. 6 minutes (9:00 o’clock)

• ECA piano H
  Set the overrun time with a potentiometer

  • P1: factory setting approx. 12 minutes (12:00 o’clock)

• ECA piano H
  Set the humidity switching point with potentiometer P2:

  • Stop all the way to the left, approx. 50 % r. h.
  • 12:00 o’clock(see figure), factory setting approx. 70%
  • Stop all the way to the right, approx. 90 % r. h.

Final mounting

1. Evenly press motor cover onto the fan → Overview figure [} 12]. Push the motor cover on tightly, all 5 locking hooks have to engage.
2. Evenly press the housing cover onto the housing, until it locks into the safety catches. Do not twist it.

Commissioning

• Check the shutters for ease of movement and intactness.
• Switch the mains fuse on.
• Run function test.

Operation

ECA piano STANDARD

On/off with light switch or separate switch (both to be provided by the customer). Fan switches on/off immediately when the switch is pressed.

ECA piano TC with adjustable overrun time

On/off with light switch or separate switch (both to be provided by the customer). Fan switches off when, after activating the switch, the overrun time has elapsed. Overrun time of approx. 3…25 min., factory setting: approx. 6 Min.

ECA piano H with humidity control and adjustable overrun time

Function different, depending on connection variant. Variant 1: Fan switches on automatically when the relative room humidity in the area of the fan exceeds the preset switching point. Switching off takes place after the humidity has fallen below the switching point and the set overrun time has elapsed. With additional switch S1, the fan can be taken out of operation.
Variant 2: Fan switches on automatically via humidity control (as in variant

1. or manually via light switch. With a relative room humidity over the switching point, the fan can no longer be switched off, not even with the light switch. The fan switches off when the room humidity in the area of the fan is under the switching point and the overrun time has elapsed

Maintenance

The unit is maintenance-free.

Cleaning

Clean fan regularly, especially after it has not been used for a long time.
NOTICE Risk of damage to unit if incorrect cleaning agent is used.
Only clean the cover(s) using water.
Do not use aggressive cleaning agents.

1. Only use a dry cloth to clean the internal parts of the fan.
2. If the cover is very dirty, carefully remove it and clean with water.
3. Fit cover.
4. Run function test.

Fault rectification

Fault finding only by qualified electrician.
Call on the services of a qualified electrician any time there is a fault. Repairs should only be carried out by a qualified electrician

has failed. Switch on if necessary.
Fan does not switch off.| Overrun time (max. 25 min.). Wait for overrun time and reduce if neces- sary.
Motor’s thermal over- load protection switches the fan off.| Motor too hot. Wait until the motor has cooled down. Cool-down time can be up to 10 minutes. Unit switches back on automatically after cool- ing down.
Fan does not switch| A high-impedance
off or fan switches on| voltage is present at
when not wanted.| terminal L1 due to a
| glow lamp in the con-
| trol switch, cables laid
| in parallel (induction)
| or transformers or
| other electrical com-
| ponents. Recommenda-
| tion: Wire X2 capacitor
| (220 nF/ 250 V) to zero.

Spare parts

Spare parts may only be sourced from and fitted by a specialist installer

Covers
ABD ECA piano 1| E059.1125.9000
ABD ECA piano 2| E059.1125.9100
Printed circuit boards
PL ABDE ECA piano TC| E101.1403.0001
PL ABDE ECA piano H| E101.1402.0002
Capacitor
KS RCA ER| E157.0116.0000

In case of questions, please contact: Maico Elektroapparate-Fabrik GmbH Steinbeisstraße 20 78056 Villingen-Schwenningen, Deutschland
Tel. +49 7720 694 445
Fax +49 7720 694 175
E-mail : ersatzteilservice@maico.de
Spare parts can be ordered at www.shop.maicoventilatoren.com

Dismantling

Dismantling only permitted by a qualified electrician.

Removing cover, locking hook, motor cover

1. First pull off the lower third of the cover, then remove it.
2. Push all 5 of the motor cover’s locking hooks (see arrows) out of the latching with a screwdriver.
3. Remove motor cover.

Environmentally responsible disposal

The unit and the packaging contain parts that can be recycled, and should not end up in the domestic waste. Dispose of the packaging material and the unit in an environmentally-friendly way, in compliance with the regulations valid in the country where you are.

Wiring diagrams

1. ECA piano Standard
2. ECA piano TC
3. ECA piano H

Acknowledgements

© Maico Elektroapparate-Fabrik GmbH. Translation of the original operating instructions. Misprints, errors and technical changes are reserved.
The brands, brand names and protected trade marks that are referred to in this document refer to their owners or their products.

Maico Elektroapparate-Fabrik GmbH Steinbeisstr. 20\ 78056 Villingen- Schwenningen
Deutschland
info@maico.de+49 7720 6940
info@maico.de

References

• Home | A. Toren Intl'
• Saugtechnik Schröder | Saugen - Filtern - Entstauben
• Spezialist für Ventilatoren und Lüftungslösungen | MAICO
• Maico Webshop

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